11423020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{587}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 27659520

約数和(自身を除く): 16236500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 587, 695, 973, 1174, 1390, 1946, 2348, 2780, 2935, 3892, 4109, 4865, 5870, 8218, 9730, 11740, 16436, 19460, 20545, 41090, 81593, 82180, 163186, 326372, 407965, 571151, 815930, 1142302, 1631860, 2284604, 2855755, 5711510, 11423020]

約数ペア:

[(1, 11423020), (2, 5711510), (4, 2855755), (5, 2284604), (7, 1631860), (10, 1142302), (14, 815930), (20, 571151), (28, 407965), (35, 326372), (70, 163186), (139, 82180), (140, 81593), (278, 41090), (556, 20545), (587, 19460), (695, 16436), (973, 11740), (1174, 9730), (1390, 8218), (1946, 5870), (2348, 4865), (2780, 4109), (2935, 3892)]